Weather Blog A Halo Above the Horizon A subtle arc, formed by the bending of light through high-altitude ice crystals, cradles the Moon above the darkened Earth. Read More… About Author OTW Observer See author's posts Post navigation Previous Historic Hurricane Erin Gets Bigger….Next BBC Weather verdict on date rain will return after scorching heatwave Related Stories NASA’s Psyche Mission Captures Mars During Gravity Assist Approach Weather Blog NASA’s Psyche Mission Captures Mars During Gravity Assist Approach May 8, 2026 Tracy Arm’s Post-Tsunami Landscape Weather Blog Tracy Arm’s Post-Tsunami Landscape May 8, 2026 NASA Sends Mars Helicopter Blades Beyond Mach 1 Weather Blog NASA Sends Mars Helicopter Blades Beyond Mach 1 May 7, 2026